Other Field Photos Coring Clear Lake, Oregon with undergraduate Tommy Laird (Willamette University) and Dr. Megan Walsh from Central Washington University. Clear Lake, Oregon. The name predates the current condition of the lake. Tommy and Megan getting the equipment together. Megan surveying her domain. Tommy checking out the log we used as a dock. Success. The next step was to get the core up an incline so steep it required a rope to climb while holding the corer vertical.